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Samsung: Easy (EU and others) Impossible (US) Development settings (except North American cellular variants), however, if modified or custom firmware is flashed, Samsung Knox will be permanently tripped, so Samsung Wallet, Secure Folder and applications made use of the Knox framework will be permanently unusable even if the bootloader is re-locked.
Alternative mechanisms include software running on the handset or a computer attached to the handset, hardware devices that connect to the handset or over-the-air by the carrier. Usually the unlock process is permanent. The code required to remove all locks from a phone is referred to as the master code, network code key, or multilock code. If ...
An over-the-air update (or OTA update), also known as over-the-air programming (or OTA programming), [1] is an update to an embedded system that is delivered through a wireless network, such as Wi-Fi or a cellular network. [2] [3] [4] These embedded systems include mobile phones, tablets, set-top boxes, cars and telecommunications equipment.
The Samsung Galaxy S20 Tactical Edition (TE) is a touchscreen-enabled, slate-format Android smartphone [59] designed, developed, and marketed by Samsung Electronics. [60] [61] The device is built matching the needs of operators in the federal government and Department of Defense.
Samsung shipped the Samsung Galaxy S21 and S20 in North America with eSIM hardware onboard but no software support out of the box. The feature was enabled with the One UI version 4 update in November 2021. [31] In June 2018, Singapore sought public consultation on introducing eSIM as a new standard. [32]
The process of rooting varies widely by manufacturer and device but sometimes includes exploiting one or more security bugs in the firmware (i.e., in the version of the Android OS installed on) of the device. [40] Once an exploit is discovered, a custom recovery image that will skip the digital signature check of firmware updates can be flashed ...
An early implementation of multiple simultaneous tasks on a smartphone display are the picture-in-picture video playback mode ("pop-up play") and "live video list" with playing video thumbnails of the 2012 Samsung Galaxy S3, the former of which was later delivered to the 2011 Samsung Galaxy Note through a software update.
Carrier IQ was a privately owned mobile software company founded in 2005 in Sunnyvale, California.It provided diagnostic analysis of smartphones to the wireless industry via the installation of software on the user's phone, typically in a manner that cannot be removed without rooting the phone.